syzbot


kernel panic: corrupted stack end in sys_sendmmsg

Status: auto-obsoleted due to no activity on 2023/05/21 15:14
Reported-by: syzbot+8145f2dac6e35bf0a728@syzkaller.appspotmail.com
First crash: 678d, last: 652d
Cause bisection: failed (error log, bisect log)
  
Fix bisection: failed (error log, bisect log)
  
Similar bugs (1)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
android-6-1 BUG: stack guard page was hit in sys_sendmmsg missing-backport origin:upstream C done done 2 375d 530d 0/2 auto-obsoleted due to no activity on 2024/02/22 15:26
Last patch testing requests (1)
Created Duration User Patch Repo Result
2023/05/21 14:51 16m retest repro android13-5.10-lts OK log

Sample crash report:
BUG: stack guard page was hit at ffffc90001befff8 (stack is ffffc90001bf0000..ffffc90001bf7fff)
kernel stack overflow (double-fault): 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 611 Comm: syz-executor.0 Not tainted 5.10.161-syzkaller-00019-g416c4356f372 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023
RIP: 0010:memset+0x6/0x40 mm/kasan/shadow.c:43
Code: 00 00 66 90 55 48 89 e5 89 f6 48 8b 4d 08 ba 01 00 00 00 e8 9c ed ff ff 5d c3 66 2e 0f 1f 84 00 00 00 00 00 55 48 89 e5 41 57 <41> 56 53 49 89 d7 41 89 f6 48 89 fb 48 8b 4d 08 48 89 d6 ba 01 00
RSP: 0018:ffffc90001bf0000 EFLAGS: 00010246
RAX: ffff88811530e2c0 RBX: 1ffff9200037e032 RCX: ffffc90001bf0130
RDX: 0000000000000060 RSI: 0000000000000000 RDI: ffffc90001bf00a0
RBP: ffffc90001bf0008 R08: dffffc0000000000 R09: ffffc90001bf0260
R10: fffff5200037e05c R11: 1ffff9200037e04c R12: ffff88811530e2c0
R13: ffffc90001bf00a0 R14: dffffc0000000000 R15: 0000000000000000
FS:  00007f8c2c9fa700(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffc90001befff8 CR3: 0000000122625000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 __unwind_start+0x34/0x420 arch/x86/kernel/unwind_frame.c:368
 unwind_start arch/x86/include/asm/unwind.h:60 [inline]
 arch_stack_walk+0xdc/0x140 arch/x86/kernel/stacktrace.c:24
 stack_trace_save+0x12d/0x1f0 kernel/stacktrace.c:121
 save_stack+0x97/0x240 mm/page_owner.c:146
 __set_page_owner+0x28/0x2e0 mm/page_owner.c:217
 set_page_owner include/linux/page_owner.h:35 [inline]
 post_alloc_hook mm/page_alloc.c:2386 [inline]
 prep_new_page mm/page_alloc.c:2392 [inline]
 get_page_from_freelist+0x755/0x810 mm/page_alloc.c:4073
 __alloc_pages_nodemask+0x3b6/0x890 mm/page_alloc.c:5160
 __alloc_pages include/linux/gfp.h:529 [inline]
 __alloc_pages_node include/linux/gfp.h:542 [inline]
 alloc_pages_node include/linux/gfp.h:556 [inline]
 alloc_pages include/linux/gfp.h:575 [inline]
 stack_depot_save+0x373/0x4a0 lib/stackdepot.c:303
 save_stack+0x1b0/0x240 mm/page_owner.c:159
 __set_page_owner+0x28/0x2e0 mm/page_owner.c:217
 set_page_owner include/linux/page_owner.h:35 [inline]
 post_alloc_hook mm/page_alloc.c:2386 [inline]
 prep_new_page mm/page_alloc.c:2392 [inline]
 get_page_from_freelist+0x755/0x810 mm/page_alloc.c:4073
 __alloc_pages_nodemask+0x3b6/0x890 mm/page_alloc.c:5160
 __alloc_pages include/linux/gfp.h:529 [inline]
 __alloc_pages_node include/linux/gfp.h:542 [inline]
 alloc_pages_node include/linux/gfp.h:556 [inline]
 alloc_pages include/linux/gfp.h:575 [inline]
 stack_depot_save+0x373/0x4a0 lib/stackdepot.c:303
 save_stack+0x1b0/0x240 mm/page_owner.c:159
 __reset_page_owner+0x35/0x160 mm/page_owner.c:174
 reset_page_owner include/linux/page_owner.h:28 [inline]
 free_pages_prepare mm/page_alloc.c:1332 [inline]
 __free_pages_ok+0x7f8/0x830 mm/page_alloc.c:1612
 free_the_page mm/page_alloc.c:5221 [inline]
 __free_pages+0x383/0x570 mm/page_alloc.c:5228
 kfree+0x226/0x290 mm/slub.c:4197
 skb_free_head net/core/skbuff.c:605 [inline]
 skb_release_data+0x52c/0x630 net/core/skbuff.c:625
 skb_release_all net/core/skbuff.c:680 [inline]
 __kfree_skb+0x59/0x1c0 net/core/skbuff.c:694
 kfree_skb+0x7b/0x2e0 net/core/skbuff.c:713
 kfree_skb_list+0x41/0x70 net/core/skbuff.c:722
 __dev_queue_xmit+0x1083/0x2a20 net/core/dev.c:4200
 dev_queue_xmit+0x17/0x20 net/core/dev.c:4209
 neigh_connected_output+0x43b/0x470 net/core/neighbour.c:1546
 neigh_output include/net/neighbour.h:524 [inline]
 ip_finish_output2+0xb82/0xfd0 net/ipv4/ip_output.c:237
 __ip_finish_output+0x412/0x750 net/ipv4/ip_output.c:259
 ip_finish_output+0x1c9/0x1e0 net/ipv4/ip_output.c:325
 NF_HOOK_COND include/linux/netfilter.h:293 [inline]
 ip_mc_output+0x45a/0xa30 net/ipv4/ip_output.c:424
 dst_output include/net/dst.h:443 [inline]
 ip_local_out+0x92/0xb0 net/ipv4/ip_output.c:126
 iptunnel_xmit+0x45e/0x830 net/ipv4/ip_tunnel_core.c:82
 ip_tunnel_xmit+0x1988/0x2230 net/ipv4/ip_tunnel.c:810
 __gre_xmit net/ipv4/ip_gre.c:464 [inline]
 ipgre_xmit+0x78c/0xa80 net/ipv4/ip_gre.c:656
 __netdev_start_xmit include/linux/netdevice.h:4839 [inline]
 netdev_start_xmit include/linux/netdevice.h:4853 [inline]
 xmit_one+0x16a/0x480 net/core/dev.c:3593
 dev_hard_start_xmit+0xad/0x1c0 net/core/dev.c:3609
 __dev_queue_xmit+0x1684/0x2a20 net/core/dev.c:4176
 dev_queue_xmit+0x17/0x20 net/core/dev.c:4209
 neigh_connected_output+0x43b/0x470 net/core/neighbour.c:1546
 neigh_output include/net/neighbour.h:524 [inline]
 ip_finish_output2+0xb82/0xfd0 net/ipv4/ip_output.c:237
 __ip_finish_output+0x412/0x750 net/ipv4/ip_output.c:259
 ip_finish_output+0x1c9/0x1e0 net/ipv4/ip_output.c:325
 NF_HOOK_COND include/linux/netfilter.h:293 [inline]
 ip_mc_output+0x45a/0xa30 net/ipv4/ip_output.c:424
 dst_output include/net/dst.h:443 [inline]
 ip_local_out+0x92/0xb0 net/ipv4/ip_output.c:126
 iptunnel_xmit+0x45e/0x830 net/ipv4/ip_tunnel_core.c:82
 ip_tunnel_xmit+0x1988/0x2230 net/ipv4/ip_tunnel.c:810
 sit_tunnel_xmit__ net/ipv6/sit.c:1056 [inline]
 sit_tunnel_xmit+0x8c3/0x2480 net/ipv6/sit.c:1072
 __netdev_start_xmit include/linux/netdevice.h:4839 [inline]
 netdev_start_xmit include/linux/netdevice.h:4853 [inline]
 xmit_one+0x16a/0x480 net/core/dev.c:3593
 dev_hard_start_xmit+0xad/0x1c0 net/core/dev.c:3609
 __dev_queue_xmit+0x1684/0x2a20 net/core/dev.c:4176
 dev_queue_xmit+0x17/0x20 net/core/dev.c:4209
 neigh_connected_output+0x43b/0x470 net/core/neighbour.c:1546
 neigh_output include/net/neighbour.h:524 [inline]
 ip_finish_output2+0xb82/0xfd0 net/ipv4/ip_output.c:237
 __ip_finish_output+0x412/0x750 net/ipv4/ip_output.c:259
 ip_finish_output+0x1c9/0x1e0 net/ipv4/ip_output.c:325
 NF_HOOK_COND include/linux/netfilter.h:293 [inline]
 ip_mc_output+0x45a/0xa30 net/ipv4/ip_output.c:424
 dst_output include/net/dst.h:443 [inline]
 ip_local_out+0x92/0xb0 net/ipv4/ip_output.c:126
 iptunnel_xmit+0x45e/0x830 net/ipv4/ip_tunnel_core.c:82
 ip_tunnel_xmit+0x1988/0x2230 net/ipv4/ip_tunnel.c:810
 __gre_xmit net/ipv4/ip_gre.c:464 [inline]
 ipgre_xmit+0x78c/0xa80 net/ipv4/ip_gre.c:656
 __netdev_start_xmit include/linux/netdevice.h:4839 [inline]
 netdev_start_xmit include/linux/netdevice.h:4853 [inline]
 xmit_one+0x16a/0x480 net/core/dev.c:3593
 dev_hard_start_xmit+0xad/0x1c0 net/core/dev.c:3609
 __dev_queue_xmit+0x1684/0x2a20 net/core/dev.c:4176
 dev_queue_xmit+0x17/0x20 net/core/dev.c:4209
 neigh_connected_output+0x43b/0x470 net/core/neighbour.c:1546
 neigh_output include/net/neighbour.h:524 [inline]
 ip_finish_output2+0xb82/0xfd0 net/ipv4/ip_output.c:237
 __ip_finish_output+0x412/0x750 net/ipv4/ip_output.c:259
 ip_finish_output+0x1c9/0x1e0 net/ipv4/ip_output.c:325
 NF_HOOK_COND include/linux/netfilter.h:293 [inline]
 ip_mc_output+0x45a/0xa30 net/ipv4/ip_output.c:424
 dst_output include/net/dst.h:443 [inline]
 ip_local_out+0x92/0xb0 net/ipv4/ip_output.c:126
 iptunnel_xmit+0x45e/0x830 net/ipv4/ip_tunnel_core.c:82
 ip_tunnel_xmit+0x1988/0x2230 net/ipv4/ip_tunnel.c:810
 sit_tunnel_xmit__ net/ipv6/sit.c:1056 [inline]
 sit_tunnel_xmit+0x8c3/0x2480 net/ipv6/sit.c:1072
 __netdev_start_xmit include/linux/netdevice.h:4839 [inline]
 netdev_start_xmit include/linux/netdevice.h:4853 [inline]
 xmit_one+0x16a/0x480 net/core/dev.c:3593
 dev_hard_start_xmit+0xad/0x1c0 net/core/dev.c:3609
 __dev_queue_xmit+0x1684/0x2a20 net/core/dev.c:4176
 dev_queue_xmit+0x17/0x20 net/core/dev.c:4209
 neigh_connected_output+0x43b/0x470 net/core/neighbour.c:1546
 neigh_output include/net/neighbour.h:524 [inline]
 ip_finish_output2+0xb82/0xfd0 net/ipv4/ip_output.c:237
 __ip_finish_output+0x412/0x750 net/ipv4/ip_output.c:259
 ip_finish_output+0x1c9/0x1e0 net/ipv4/ip_output.c:325
 NF_HOOK_COND include/linux/netfilter.h:293 [inline]
 ip_mc_output+0x45a/0xa30 net/ipv4/ip_output.c:424
 dst_output include/net/dst.h:443 [inline]
 ip_local_out+0x92/0xb0 net/ipv4/ip_output.c:126
 iptunnel_xmit+0x45e/0x830 net/ipv4/ip_tunnel_core.c:82
 ip_tunnel_xmit+0x1988/0x2230 net/ipv4/ip_tunnel.c:810
 __gre_xmit net/ipv4/ip_gre.c:464 [inline]
 ipgre_xmit+0x78c/0xa80 net/ipv4/ip_gre.c:656
 __netdev_start_xmit include/linux/netdevice.h:4839 [inline]
 netdev_start_xmit include/linux/netdevice.h:4853 [inline]
 xmit_one+0x16a/0x480 net/core/dev.c:3593
 dev_hard_start_xmit+0xad/0x1c0 net/core/dev.c:3609
 __dev_queue_xmit+0x1684/0x2a20 net/core/dev.c:4176
 dev_queue_xmit+0x17/0x20 net/core/dev.c:4209
 neigh_connected_output+0x43b/0x470 net/core/neighbour.c:1546
 neigh_output include/net/neighbour.h:524 [inline]
 ip_finish_output2+0xb82/0xfd0 net/ipv4/ip_output.c:237
 __ip_finish_output+0x412/0x750 net/ipv4/ip_output.c:259
 ip_finish_output+0x1c9/0x1e0 net/ipv4/ip_output.c:325
 NF_HOOK_COND include/linux/netfilter.h:293 [inline]
 ip_mc_output+0x45a/0xa30 net/ipv4/ip_output.c:424
 dst_output include/net/dst.h:443 [inline]
 ip_local_out+0x92/0xb0 net/ipv4/ip_output.c:126
 iptunnel_xmit+0x45e/0x830 net/ipv4/ip_tunnel_core.c:82
 ip_tunnel_xmit+0x1988/0x2230 net/ipv4/ip_tunnel.c:810
 sit_tunnel_xmit__ net/ipv6/sit.c:1056 [inline]
 sit_tunnel_xmit+0x8c3/0x2480 net/ipv6/sit.c:1072
 __netdev_start_xmit include/linux/netdevice.h:4839 [inline]
 netdev_start_xmit include/linux/netdevice.h:4853 [inline]
 xmit_one+0x16a/0x480 net/core/dev.c:3593
 dev_hard_start_xmit+0xad/0x1c0 net/core/dev.c:3609
 __dev_queue_xmit+0x1684/0x2a20 net/core/dev.c:4176
 dev_queue_xmit+0x17/0x20 net/core/dev.c:4209
 neigh_connected_output+0x43b/0x470 net/core/neighbour.c:1546
 neigh_output include/net/neighbour.h:524 [inline]
 ip_finish_output2+0xb82/0xfd0 net/ipv4/ip_output.c:237
 __ip_finish_output+0x412/0x750 net/ipv4/ip_output.c:259
 ip_finish_output+0x1c9/0x1e0 net/ipv4/ip_output.c:325
 NF_HOOK_COND include/linux/netfilter.h:293 [inline]
 ip_mc_output+0x45a/0xa30 net/ipv4/ip_output.c:424
 dst_output include/net/dst.h:443 [inline]
 ip_local_out+0x92/0xb0 net/ipv4/ip_output.c:126
 iptunnel_xmit+0x45e/0x830 net/ipv4/ip_tunnel_core.c:82
 ip_tunnel_xmit+0x1988/0x2230 net/ipv4/ip_tunnel.c:810
 __gre_xmit net/ipv4/ip_gre.c:464 [inline]
 ipgre_xmit+0x78c/0xa80 net/ipv4/ip_gre.c:656
 __netdev_start_xmit include/linux/netdevice.h:4839 [inline]
 netdev_start_xmit include/linux/netdevice.h:4853 [inline]
 xmit_one+0x16a/0x480 net/core/dev.c:3593
 dev_hard_start_xmit+0xad/0x1c0 net/core/dev.c:3609
 __dev_queue_xmit+0x1684/0x2a20 net/core/dev.c:4176
 dev_queue_xmit+0x17/0x20 net/core/dev.c:4209
 neigh_connected_output+0x43b/0x470 net/core/neighbour.c:1546
 neigh_output include/net/neighbour.h:524 [inline]
 ip_finish_output2+0xb82/0xfd0 net/ipv4/ip_output.c:237
 __ip_finish_output+0x412/0x750 net/ipv4/ip_output.c:259
 ip_finish_output+0x1c9/0x1e0 net/ipv4/ip_output.c:325
 NF_HOOK_COND include/linux/netfilter.h:293 [inline]
 ip_mc_output+0x45a/0xa30 net/ipv4/ip_output.c:424
 dst_output include/net/dst.h:443 [inline]
 ip_local_out+0x92/0xb0 net/ipv4/ip_output.c:126
 iptunnel_xmit+0x45e/0x830 net/ipv4/ip_tunnel_core.c:82
 ip_tunnel_xmit+0x1988/0x2230 net/ipv4/ip_tunnel.c:810
 sit_tunnel_xmit__ net/ipv6/sit.c:1056 [inline]
 sit_tunnel_xmit+0x8c3/0x2480 net/ipv6/sit.c:1072
 __netdev_start_xmit include/linux/netdevice.h:4839 [inline]
 netdev_start_xmit include/linux/netdevice.h:4853 [inline]
 xmit_one+0x16a/0x480 net/core/dev.c:3593
 dev_hard_start_xmit+0xad/0x1c0 net/core/dev.c:3609
 __dev_queue_xmit+0x1684/0x2a20 net/core/dev.c:4176
 dev_queue_xmit+0x17/0x20 net/core/dev.c:4209
 neigh_connected_output+0x43b/0x470 net/core/neighbour.c:1546
 neigh_output include/net/neighbour.h:524 [inline]
 ip_finish_output2+0xb82/0xfd0 net/ipv4/ip_output.c:237
 __ip_finish_output+0x412/0x750 net/ipv4/ip_output.c:259
 ip_finish_output+0x1c9/0x1e0 net/ipv4/ip_output.c:325
 NF_HOOK_COND include/linux/netfilter.h:293 [inline]
 ip_mc_output+0x45a/0xa30 net/ipv4/ip_output.c:424
 dst_output include/net/dst.h:443 [inline]
 ip_local_out+0x92/0xb0 net/ipv4/ip_output.c:126
 iptunnel_xmit+0x45e/0x830 net/ipv4/ip_tunnel_core.c:82
 ip_tunnel_xmit+0x1988/0x2230 net/ipv4/ip_tunnel.c:810
 __gre_xmit net/ipv4/ip_gre.c:464 [inline]
 ipgre_xmit+0x78c/0xa80 net/ipv4/ip_gre.c:656
 __netdev_start_xmit include/linux/netdevice.h:4839 [inline]
 netdev_start_xmit include/linux/netdevice.h:4853 [inline]
 xmit_one+0x16a/0x480 net/core/dev.c:3593
 dev_hard_start_xmit+0xad/0x1c0 net/core/dev.c:3609
 __dev_queue_xmit+0x1684/0x2a20 net/core/dev.c:4176
 dev_queue_xmit+0x17/0x20 net/core/dev.c:4209
 neigh_connected_output+0x43b/0x470 net/core/neighbour.c:1546
 neigh_output include/net/neighbour.h:524 [inline]
 ip_finish_output2+0xb82/0xfd0 net/ipv4/ip_output.c:237
 __ip_finish_output+0x412/0x750 net/ipv4/ip_output.c:259
 ip_finish_output+0x1c9/0x1e0 net/ipv4/ip_output.c:325
 NF_HOOK_COND include/linux/netfilter.h:293 [inline]
 ip_mc_output+0x45a/0xa30 net/ipv4/ip_output.c:424
 dst_output include/net/dst.h:443 [inline]
 ip_local_out net/ipv4/ip_output.c:126 [inline]
 ip_send_skb net/ipv4/ip_output.c:1580 [inline]
 ip_push_pending_frames+0xf4/0x190 net/ipv4/ip_output.c:1600
 raw_sendmsg+0x1380/0x1d90 net/ipv4/raw.c:673
 inet_sendmsg+0xa1/0xc0 net/ipv4/af_inet.c:821
 sock_sendmsg_nosec net/socket.c:652 [inline]
 sock_sendmsg net/socket.c:672 [inline]
 ____sys_sendmsg+0x597/0x8e0 net/socket.c:2343
 ___sys_sendmsg net/socket.c:2397 [inline]
 __sys_sendmmsg+0x5c6/0x820 net/socket.c:2487
 __do_sys_sendmmsg net/socket.c:2516 [inline]
 __se_sys_sendmmsg net/socket.c:2513 [inline]
 __x64_sys_sendmmsg+0xa0/0xb0 net/socket.c:2513
 do_syscall_64+0x34/0x70 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x61/0xc6
RIP: 0033:0x7f8c2ce870c9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f8c2c9fa168 EFLAGS: 00000246 ORIG_RAX: 0000000000000133
RAX: ffffffffffffffda RBX: 00007f8c2cfa6f80 RCX: 00007f8c2ce870c9
RDX: 0000000000000001 RSI: 0000000020003380 RDI: 0000000000000003
RBP: 00007f8c2cee2ae9 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffd9fd2b9af R14: 00007f8c2c9fa300 R15: 0000000000022000
Modules linked in:
---[ end trace 08aebe6a211acc5c ]---
RIP: 0010:memset+0x6/0x40 mm/kasan/shadow.c:43
Code: 00 00 66 90 55 48 89 e5 89 f6 48 8b 4d 08 ba 01 00 00 00 e8 9c ed ff ff 5d c3 66 2e 0f 1f 84 00 00 00 00 00 55 48 89 e5 41 57 <41> 56 53 49 89 d7 41 89 f6 48 89 fb 48 8b 4d 08 48 89 d6 ba 01 00
RSP: 0018:ffffc90001bf0000 EFLAGS: 00010246
RAX: ffff88811530e2c0 RBX: 1ffff9200037e032 RCX: ffffc90001bf0130
RDX: 0000000000000060 RSI: 0000000000000000 RDI: ffffc90001bf00a0
RBP: ffffc90001bf0008 R08: dffffc0000000000 R09: ffffc90001bf0260
R10: fffff5200037e05c R11: 1ffff9200037e04c R12: ffff88811530e2c0
R13: ffffc90001bf00a0 R14: dffffc0000000000 R15: 0000000000000000
FS:  00007f8c2c9fa700(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffc90001befff8 CR3: 0000000122625000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess):
   0:	00 00                	add    %al,(%rax)
   2:	66 90                	xchg   %ax,%ax
   4:	55                   	push   %rbp
   5:	48 89 e5             	mov    %rsp,%rbp
   8:	89 f6                	mov    %esi,%esi
   a:	48 8b 4d 08          	mov    0x8(%rbp),%rcx
   e:	ba 01 00 00 00       	mov    $0x1,%edx
  13:	e8 9c ed ff ff       	callq  0xffffedb4
  18:	5d                   	pop    %rbp
  19:	c3                   	retq
  1a:	66 2e 0f 1f 84 00 00 	nopw   %cs:0x0(%rax,%rax,1)
  21:	00 00 00
  24:	55                   	push   %rbp
  25:	48 89 e5             	mov    %rsp,%rbp
  28:	41 57                	push   %r15
* 2a:	41 56                	push   %r14 <-- trapping instruction
  2c:	53                   	push   %rbx
  2d:	49 89 d7             	mov    %rdx,%r15
  30:	41 89 f6             	mov    %esi,%r14d
  33:	48 89 fb             	mov    %rdi,%rbx
  36:	48 8b 4d 08          	mov    0x8(%rbp),%rcx
  3a:	48 89 d6             	mov    %rdx,%rsi
  3d:	ba                   	.byte 0xba
  3e:	01 00                	add    %eax,(%rax)

Crashes (14):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2023/01/29 06:56 android12-5.10-lts 416c4356f372 9dfcf09c .config console log report syz ci2-android-5-10 BUG: stack guard page was hit in sys_sendmmsg
2023/01/27 14:28 android12-5.10-lts 416c4356f372 9dfcf09c .config console log report info ci2-android-5-10 kernel panic: corrupted stack end in sys_sendmmsg
2023/01/23 10:09 android12-5.10-lts 416c4356f372 44388686 .config console log report info ci2-android-5-10 kernel panic: corrupted stack end in sys_sendmmsg
2023/01/15 20:05 android12-5.10-lts 416c4356f372 a63719e7 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-10 kernel panic: corrupted stack end in sys_sendmmsg
2023/02/10 14:23 android12-5.10-lts 416c4356f372 e29a17f5 .config console log report info ci2-android-5-10 BUG: stack guard page was hit in sys_sendmmsg
2023/02/07 08:28 android12-5.10-lts 416c4356f372 5bc3be51 .config console log report info ci2-android-5-10 BUG: stack guard page was hit in sys_sendmmsg
2023/02/03 11:28 android12-5.10-lts 416c4356f372 1b2f701a .config console log report info ci2-android-5-10 BUG: stack guard page was hit in sys_sendmmsg
2023/02/03 05:20 android12-5.10-lts 416c4356f372 33fc5c09 .config console log report info ci2-android-5-10 BUG: stack guard page was hit in sys_sendmmsg
2023/01/29 22:39 android12-5.10-lts 416c4356f372 9dfcf09c .config console log report info ci2-android-5-10 BUG: stack guard page was hit in sys_sendmmsg
2023/01/29 06:24 android12-5.10-lts 416c4356f372 9dfcf09c .config console log report info ci2-android-5-10 BUG: stack guard page was hit in sys_sendmmsg
2023/01/27 00:32 android12-5.10-lts 416c4356f372 9dfcf09c .config console log report info ci2-android-5-10 BUG: stack guard page was hit in sys_sendmmsg
2023/01/26 10:26 android12-5.10-lts 416c4356f372 9dfcf09c .config console log report info ci2-android-5-10 BUG: stack guard page was hit in sys_sendmmsg
2023/01/22 12:48 android12-5.10-lts 416c4356f372 cc0f9968 .config console log report info ci2-android-5-10 BUG: stack guard page was hit in sys_sendmmsg
2023/01/17 19:54 android12-5.10-lts 416c4356f372 42660d9e .config console log report info ci2-android-5-10 BUG: stack guard page was hit in sys_sendmmsg
* Struck through repros no longer work on HEAD.